Register to win a set of CAD Audio MH510 Headphone (MSRP $159.00) we are giving away.

According to the company:

The new Sessions MH510 professional headphones from CAD Audio have been designed for performers in recording and live audio environments as well as audio enthusiasts who want to experience their favorite recordings exactly as the artist intended.

Register to win a set of Focal Spirit One Mobile Headphones (MSRP $279.00) we are giving away.

According to the company:

The result of 33-years of creating exacting sound in the finest homes, the most demanding sound studios and the most luxurious automobiles, multi-patent recipient Focal offers you their Spirit One portable stereo headphone - your sonic sanctuary in todays hectic noisy environment. Whether you commute across country in a plane, or just across town a few train station stops away, our Spirit One will comfortably immerse you inside the very heart of your musical experience.

Register to win a set of Monitor Audio Airstream WS100 speakers (MSRP $399.00) we are giving away.

According to the company:

If you're one of the millions who store and play music from a desktop or laptop, Monitor Audio has designed the WS100 wireless audio system with you in mind. It comprises a pair of stylish cube speakers with amps and wireless receiver on-board. The matching, compact monitors, just 5" in dimension, are precision engineered to deliver clean wideband lossless audio from any computer in seconds. Simply position the speakers, plug-in the USB transmitter and play CD quality sound wire-free.

Stereophile is pleased to announce the availability of the free 2013 Recommended Components iPad app.

This is not an update of our previous app but a completely new app. Products listed in Recommended Components change from year to year, so we are creating a new app annually so readers can collect both new and past rankings.

Available Now
The app is available right now for free download to your iPad in the iTunes store. In iTunes, search for "Stereophile Recommended Components" or follow this link to the iTunes store from your web browser.

Register to win a set of Westone 4R In-ear Headphones (MSRP $599.99) we are giving away.

According to the company:

"The Quad-Driver Westone 4R-Series with durable and removable EPIC cable take your listening experience to an entirely different level. Four symmetrically balanced armature drivers engineered into an advanced three-way crossover network deliver breathtaking clarity, realism, and imaging. Left and right earpiece responses are tested by each driver pack and matched to an extraordinarily tight +/- 2dB tolerance, delivering unparalleled balance and accuracy of sound-stage reproduction. "

Register to win a Focal XS Book Music System (MSRP $299.00) we are giving away.

According to the company: "Whatever your musical taste, uncover all the power and emotion your music, movie and gaming collection has to offer with Focal’s elegant and compact desktop 2.0 active loudspeaker system. Based on 33-years of acoustic research and over a dozen patents, Focal has created the ideal powered desktop loudspeaker system that will delight your senses while delivering years of dependable service. Hear exactly what you’ve been missing; experience just how good desktop music can sound."

You know what's fascinating? As digital audio technology matures, DAC design is not converging on a single most popular or overall best approach. Multiple design paths continue to thrive, new ones are still appearing, and each variation on the DAC theme has its adherents and side trails: bitstream, non-oversampling, upsampling, various filters, DSD playback options, and on and on.

Bifrost is the world's most affordable fully upgradable DAC, featuring 32-bit D/A conversion, a fully discrete analog section, and a sophisticated bit-perfect clock management system, together with one of the most advanced asynchronous USB 2.0 input sections available, as well as SPDIF coaxial and optical inputs, all with 24/192 capability.